Used to check the behaviour of aggregates during freeze and thaw cycle tests.
This model features solid state controlled, hot gas bypass refrigeration control method and/or electric heat. This model also includes, auto-cycle defrost with short temperature rise, possible to 0°C (dependent upon cabinet loading). 1 hinged door with key lock, 3 adjustable open wire-type shelves, one 2” insulated access port, heavy-duty casters, 9’ power cord, and operations manual (on CD) included.
All controls/instrumentation and sensors are calibrated to NIST traceable standards. Chamber features Microprocessor controller with PID, Auto tuning, programmable (hi/lo) alarms, ability to ramp/soak, process variable and set-point variable offset, dual display of actual and set-point temperature. Controls are able to
be quickly exchanged for future upgrades or repair. NIST traceable sensors, calibrated to controller.
300 series brushed finish stainless steel exterior front, brushed finish aluminum exterior sides, corrosion-resistant, coated aluminum interior and stainless steel floor with coved corners. Construction of liner is in accordance with NSF standards. Interior dimensions: 27½" D x 22½" W x 58" H. Exterior dimensions: 31"
D x 27½" W x 77¼" H.
- Temperature performance exceeds ICH/FDA guidelines concerning uniformity requirements.
- Temperature Range of -23°C to 50°C
- Programmable cycle time.
- Control of temperature at sensor of ±0.2°C.
- Approximate ramping ability: 1°C per 2 minutes from -23°C to +23°C and back, unloaded. Note: Some defrost tolerance may be required for extended operation (more than 48 hours) below 4°C.
Click to view a PDF file of the User Guide
A user guide is available to download from the Impact web site www.impact-test.co.uk